Stats for Marathon Runners
Predict your marathon time with machine learning. Compare course difficulty across hundreds of races worldwide.
How It Works
Compare Difficulty
Enter your target time and see how elevation, weather, and surface affect your finish across different courses.
Connect Strava
Link your Strava account to sync training data automatically. We analyse your runs to understand your fitness.
Get Your Prediction
Our ML model combines your PBs, mileage, and training load to predict your marathon finish time.
1,000+
Upcoming Races
60+
Countries Covered
90%+
Prediction Accuracy
Popular Marathons
Boundary Bay MarathonGranite State MarathonFredericton MarathonHamburg MarathonBrainerd Jaycees Run for the Lakes MarathonCoast Guard MarathonLentemarathon AmstelveenMarathon Izmir AvekSri Chinmoy MarathonSudbury Rocks MarathonDrumheller MarathonStennis Space Center MarathonNiagara Falls MarathonOttawa Fall Colours MarathonKaunas MarathonWhidbey Island MarathonMainova Marathon FrankfurtÖpfinger Osterlauf HalbmarathonAlexander the Great MarathonPotomac River Run Marathon (October)Ocean City Running Festival MarathonCharles River Marathon3 Bridges MarathonHalvmaraton Jessheim VintermaratonSemi-marathon de MontaubanRim Rock MarathonYork MarathonBerenloop Terschelling Halve MarathonDeutsche Post Marathon BonnFrisco Marathon
Marathons by Country
Ready to find your next race?
Browse marathons and half marathons with real-time difficulty ratings.